Phase and layer stability of Ni- and Ni(Pt)-silicides on narrow poly-Si lines

The phase and morphology stability of NiSi and Ni(Pt)Si formed on the poly-Si lines and wide pads have been studied. Differences in the NiSi2 nucleation temperature and the extent of layer inversion have been analyzed. The nucleation of NiSi2 was hindered on the narrow poly-Si lines a...

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Main Authors: Mangelinck, D., Dai, J. Y., Chan, L., Ding, Jun, Chi, Dong Zhi, Lee, Pooi See, Pey, Kin Leong
Other Authors: School of Materials Science & Engineering
Format: Journal Article
Language:English
Published: 2012
Subjects:
Online Access:https://hdl.handle.net/10356/101406
http://hdl.handle.net/10220/8059
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author Mangelinck, D.
Dai, J. Y.
Chan, L.
Ding, Jun
Chi, Dong Zhi
Lee, Pooi See
Pey, Kin Leong
author2 School of Materials Science & Engineering
author_facet School of Materials Science & Engineering
Mangelinck, D.
Dai, J. Y.
Chan, L.
Ding, Jun
Chi, Dong Zhi
Lee, Pooi See
Pey, Kin Leong
author_sort Mangelinck, D.
collection NTU
description The phase and morphology stability of NiSi and Ni(Pt)Si formed on the poly-Si lines and wide pads have been studied. Differences in the NiSi2 nucleation temperature and the extent of layer inversion have been analyzed. The nucleation of NiSi2 was hindered on the narrow poly-Si lines as compared to that on the large area poly-Si pads at 750°C. Stress is believed to play an important role in the delayed nucleation of NiSi2 . In addition, layer inversion was found to be less severe on the narrow poly-Si lines as compared to that on the poly-Si pads after being subjected to the same annealing condition. This is likely due to the limiting grain growth of the poly-Si in the narrow lines. Enhanced stability of Ni(Pt)Si was achieved up to 800°C on both poly-Si wide pads and narrow lines.
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spelling ntu-10356/1014062023-07-14T15:54:43Z Phase and layer stability of Ni- and Ni(Pt)-silicides on narrow poly-Si lines Mangelinck, D. Dai, J. Y. Chan, L. Ding, Jun Chi, Dong Zhi Lee, Pooi See Pey, Kin Leong School of Materials Science & Engineering DRNTU::Engineering::Materials The phase and morphology stability of NiSi and Ni(Pt)Si formed on the poly-Si lines and wide pads have been studied. Differences in the NiSi2 nucleation temperature and the extent of layer inversion have been analyzed. The nucleation of NiSi2 was hindered on the narrow poly-Si lines as compared to that on the large area poly-Si pads at 750°C. Stress is believed to play an important role in the delayed nucleation of NiSi2 . In addition, layer inversion was found to be less severe on the narrow poly-Si lines as compared to that on the poly-Si pads after being subjected to the same annealing condition. This is likely due to the limiting grain growth of the poly-Si in the narrow lines. Enhanced stability of Ni(Pt)Si was achieved up to 800°C on both poly-Si wide pads and narrow lines. Published version 2012-05-17T01:14:31Z 2019-12-06T20:38:09Z 2012-05-17T01:14:31Z 2019-12-06T20:38:09Z 2002 2002 Journal Article Lee, P. S., Pey, K. L., Mangelick, D., Ding, J., Chi, D. Z., Dai, J. Y., et al. (2002). Phase and layer stability of Ni- and Ni(Pt)-silicides on narrow poly-Si lines. Journal of The Electrochemical Society, 149(6). https://hdl.handle.net/10356/101406 http://hdl.handle.net/10220/8059 10.1149/1.1473192 en Journal of the electrochemical society © 2002 The Electrochemical Society. This paper was published in Journal of The Electrochemical Society and is made available as an electronic reprint (preprint) with permission of The Electrochemical Society. The paper can be found at the following official URL: http://dx.doi.org/10.1149/1.1473192. One print or electronic copy may be made for personal use only. Systematic or multiple reproduction, distribution to multiple locations via electronic or other means, duplication of any material in this paper for a fee or for commercial purposes, or modification of the content of the paper is prohibited and is subject to penalties under law. 5 p. application/pdf
spellingShingle DRNTU::Engineering::Materials
Mangelinck, D.
Dai, J. Y.
Chan, L.
Ding, Jun
Chi, Dong Zhi
Lee, Pooi See
Pey, Kin Leong
Phase and layer stability of Ni- and Ni(Pt)-silicides on narrow poly-Si lines
title Phase and layer stability of Ni- and Ni(Pt)-silicides on narrow poly-Si lines
title_full Phase and layer stability of Ni- and Ni(Pt)-silicides on narrow poly-Si lines
title_fullStr Phase and layer stability of Ni- and Ni(Pt)-silicides on narrow poly-Si lines
title_full_unstemmed Phase and layer stability of Ni- and Ni(Pt)-silicides on narrow poly-Si lines
title_short Phase and layer stability of Ni- and Ni(Pt)-silicides on narrow poly-Si lines
title_sort phase and layer stability of ni and ni pt silicides on narrow poly si lines
topic DRNTU::Engineering::Materials
url https://hdl.handle.net/10356/101406
http://hdl.handle.net/10220/8059
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